Geologic Time Worksheet Answers
Explain the relationships among eons eras epochs and periods of the geologic time scale.
Geologic time worksheet answers. Plants and fish have only evolved within the past 500 million years. This worksheet has 23 earth science regents questions about the scale of geologic time. 3 1 precambrian time mesozoic era 4 2 paleozoic era cenozoic era 2.
Division of geologic time placing m. Interpret a timeline starting with the birth of the solar system to the present day. Worksheet 1 the geologic time scale expected results answer the questions in the spaces provided.
Eons are divided into smaller units called eras. Covers the following skills. Eras are subdivided into periods.
This makes a great homework sheet or in class review. An editable word document is included. 8th grade science worksheets and answer key study guides.
Is a timeline that organizes the events in earth s history like a calendar. Analyze the geologic and life history of the earth including change over time using various forms of scientific evidence. Geologic time scale.
Answer key to the geologic time scale worksheet 1. Single celled organisms dominated most of earth s history. Eons are the largest spans of time in the geologic time scale.